Proportional Relationships

Challenge the class to determine whether two quantities are proportional. The second lesson in a unit of 22 has class members decide if two quantities have a proportional relationship. If a proportional relationship exists, the pupils determine the constant of proportionality.

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CCSS: Designed
Additional Tags
Instructional Ideas
  • Use current local prices for frozen yogurt
  • Provide some additional proportional reasoning problems for practice
Classroom Considerations
  • Classmates should be familiar with ratios and equivalent ratios
Pros
  • Includes double number lines to find equivalent ratios
  • Answer key shows tables used to check for proportionality
Cons
  • None
Common Core